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        .span{
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            letter-spacing:20px;
            
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            height: 20px;
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            text-align: center;  
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                /* 禁止伸缩 */
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            text-align: center;  
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            height: 42px;
           
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            input{
                outline: none;   
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.c{
    height: 232px;
    margin-top: 163px;
    

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.d{
    position:absolute;
    height  :20px;
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.k{
    font-size: 15px;
    font-family: "楷体";

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<body>
<div class="a">
 <span>新闻</span>
 <span>hao123</span>
 <span>地图</span>
 <span>直播</span>
 <span>视频</span>
 <span>贴吧</span>
 <span>学术</span>
 <span>更多产品</span>
 </div>
     <div class="b">
     <img src="w.png" alt="" width=300px>
     </div>
     <textarea name="" id="" ></textarea>
     <input class="sch_btn" type="submit" value="百度一下" id="j_search_sbm">
            <div class="c"></div>
            <div class="d">
                <span class="k">设为首页</span>
                <span class="k">关于百度</span>
                <span class="k">about baidu</span>
                <span class="k">关于营销</span>
                <span class="k">使用百度前必读</span>
                <span class="k">意见反馈</span>
                <span class="k">帮助中心</span>
                <br>
                <span class="k">京公网安备1100000200000号</span>
                <span class="k">京icp证030137号</span>
                <span class="k">@2021baidu</span>
                <span class="k">(京)-经营性-2017-2020</span>
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